MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6fdd9a50a2d96e6516d38fc90084cca38559705db75350d22e2abd31a8806b83. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Formbook


Vendor detections: 17


Intelligence 17 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6fdd9a50a2d96e6516d38fc90084cca38559705db75350d22e2abd31a8806b83
SHA3-384 hash: 0d158505e6b432fe7112331c40ffe49c355c61e907d58fcd08920ba77aca018ced3f8ad721a1fca79952fddff7050916
SHA1 hash: b2522615cd8a6decba3f488d18a458d08724ae47
MD5 hash: 7ced3b500e08cc17a580314471648b7b
humanhash: arizona-item-nebraska-fix
File name:PAYMENT_.EXE
Download: download sample
Signature Formbook
Create hunting rule
File size:235'684 bytes
First seen:2022-05-17 08:29:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 3072:WfY/TU9fE9PEtuNEydTbMh19QCoWGJxdmwOovOf0VrJVJTpmecypUqEkK//rwjzx:AYa6DmDQCB8dHGf03zsSvEkBzbfWc8B+
TLSH T1D034F1E4E352E4D3F9A34E304AB26E951FD862076037873727B1D956BD632D0BA1E312
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 332363132d353307 (6 x Formbook, 1 x SnakeKeylogger, 1 x Loki)
Reporter cocaman
Tags:exe FormBook payment

Intelligence

File Origin
# of uploads :
1
# of downloads :
230
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
PAYMENT_.EXE
Verdict:
Malicious activity
Analysis date:
2022-05-18 05:58:53 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/d1ad0500-8451-4028-b4b3-931400f3f6a5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/271410/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Searching for the window
Сreating synchronization primitives
Launching the process to change network settings
Searching for synchronization primitives
DNS request
Sending an HTTP GET request
Reading critical registry keys
Launching cmd.exe command interpreter
Launching a process
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/18221/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/62835d1f22b733139c2489b1/reports/0c221469-5f0e-48da-9d20-456eb8430b81/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6fcac99a-3e77-4c73-9b37-7941e318a41e
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/995549
Signature
C2 URLs / IPs found in malware configuration
Executable has a suspicious name (potential lure to open the executable)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 628045 Sample: payment copy.exe Startdate: 17/05/2022 Architecture: WINDOWS Score: 100 37 www.shopsurreylane.com 2->37 53 Snort IDS alert for network traffic 2->53 55 Found malware configuration 2->55 57 Malicious sample detected (through community Yara rule) 2->57 59 6 other signatures 2->59 12 payment copy.exe 19 2->12         started        signatures3 process4 file5 35 C:\Users\user\AppData\Local\...\yjknfyvf.exe, PE32 12->35 dropped 15 yjknfyvf.exe 1 12->15         started        process6 signatures7 75 Multi AV Scanner detection for dropped file 15->75 77 Machine Learning detection for dropped file 15->77 79 Tries to detect virtualization through RDTSC time measurements 15->79 18 yjknfyvf.exe 15->18         started        21 conhost.exe 15->21         started        process8 signatures9 45 Modifies the context of a thread in another process (thread injection) 18->45 47 Maps a DLL or memory area into another process 18->47 49 Sample uses process hollowing technique 18->49 51 Queues an APC in another process (thread injection) 18->51 23 explorer.exe 18->23 injected process10 dnsIp11 39 arjandejong.net 37.97.254.27, 49819, 49820, 49821 TRANSIP-ASAmsterdamtheNetherlandsNL Netherlands 23->39 41 www.legxrcise.com 185.53.179.171, 49748, 80 TEAMINTERNET-ASDE Germany 23->41 43 10 other IPs or domains 23->43 61 System process connects to network (likely due to code injection or exploit) 23->61 63 Performs DNS queries to domains with low reputation 23->63 27 msdt.exe 12 23->27         started        signatures12 process13 signatures14 65 Tries to steal Mail credentials (via file / registry access) 27->65 67 Tries to harvest and steal browser information (history, passwords, etc) 27->67 69 Modifies the context of a thread in another process (thread injection) 27->69 71 2 other signatures 27->71 30 cmd.exe 2 27->30         started        process15 signatures16 73 Tries to harvest and steal browser information (history, passwords, etc) 30->73 33 conhost.exe 30->33         started        process17
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6fdd9a50a2d96e6516d38fc90084cca38559705db75350d22e2abd31a8806b83/
Threat name:
Win32.Trojan.LokiBot
Create hunting rule
Status:
Malicious
First seen:
2022-05-17 03:39:40 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=n7ozuufc3fxgkfwtr7eqbbgmuocvs4c5w5jvburofk6tdkeanobq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader campaign:u8pg loader rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220517-kdp51shde8/
Behaviour
Gathers network information
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Xloader Payload
Formbook
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
521ebaca91950bb361b8225fda06c97e74001d0d04db68adb623f13febe48e59
MD5 hash:
2416f698ef9eeb3e70aee77ef8604492
SHA1 hash:
5f545573e8749b5f90beaeaa4f43d12aafaf8856
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/3945d172-7201-4ef2-9f32-02efc3556402/
Parent samples :
6fdd9a50a2d96e6516d38fc90084cca38559705db75350d22e2abd31a8806b83
92cf14ee9b60bbdce41136c1003889c98881e4cdff4886b892431e0936f5362a
SH256 hash:
8f08be2b6addc92836cc512237f5f78fe391cda59cf9b72fdf59bfc2c674f544
MD5 hash:
1528bedcc4c1087936a004fb292e6e6f
SHA1 hash:
450bb603d3f616bf977a13616a2c5001a8330e9f
Link:
https://www.unpac.me/results/3945d172-7201-4ef2-9f32-02efc3556402/
SH256 hash:
6fdd9a50a2d96e6516d38fc90084cca38559705db75350d22e2abd31a8806b83
MD5 hash:
7ced3b500e08cc17a580314471648b7b
SHA1 hash:
b2522615cd8a6decba3f488d18a458d08724ae47
Link:
https://www.unpac.me/results/3945d172-7201-4ef2-9f32-02efc3556402/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6fdd9a50a2d9/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/6fdd9a50a2d96e6516d38fc90084cca38559705db75350d22e2abd31a8806b83

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:malware_Formbook_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

iso 7e8866e1307e6e2d79c43d9940a379c2320c75b55326a89c878c096f440cce99

Formbook

Executable exe 6fdd9a50a2d96e6516d38fc90084cca38559705db75350d22e2abd31a8806b83

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 7e8866e1307e6e2d79c43d9940a379c2320c75b55326a89c878c096f440cce99
Cape
Cape
https://www.capesandbox.com/analysis/271410/
  
Dropped by
MD5 ff9e1137831cd92fc60d2a349b2777ad

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